blk-mq: make mq_ops a const pointer
We never change it, make that clear.
Signed-off-by: Jens Axboe <axboe@fb.com>
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 4a2ab5d9..afc81d7 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -60,7 +60,7 @@
struct blk_mq_tag_set {
unsigned int *mq_map;
- struct blk_mq_ops *ops;
+ const struct blk_mq_ops *ops;
unsigned int nr_hw_queues;
unsigned int queue_depth; /* max hw supported */
unsigned int reserved_tags;